/*
 * @Author: wuqingchun
 * @Date: 2024-04-20 22:54:42
 * @Description: 抽象类定义
 * @LastEditors: wuqingchun
 * @LastEditTime: 2024-04-20 23:13:36
 */
#ifndef __SHAPE_INTERFACE_H__
#define __SHAPE_INTERFACE_H__

class ISharp
{
public:
    virtual void Draw() = 0;// 纯虚函数
    virtual double CalcArea() = 0; 
    virtual double CalcPerimeter() = 0;
};

#endif //__SHAPE_INTERFACE_H__